Siddiqi, Zahid Ahmad. Lrfd Steel Design Aids ENG. Siddiqi, Zahid Ahmad. - Lahore Help Civil Engg. Publisher 2009 - 332 p. : 27 cm. ISBN: 9789698633059 Subjects--Topical Terms: Civil Engineering Dewey Class. No.: 624.17 / SID-L 2009 7775